90874172

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{257}}^1\times {\mathrm{811}}^1$

素因数の和:1181

約数の個数: 24

約数和(自身を含む): 161311920

約数和(自身を除く): 70437748

約数列:

[1, 2, 4, 109, 218, 257, 436, 514, 811, 1028, 1622, 3244, 28013, 56026, 88399, 112052, 176798, 208427, 353596, 416854, 833708, 22718543, 45437086, 90874172]

約数ペア:

[(1, 90874172), (2, 45437086), (4, 22718543), (109, 833708), (218, 416854), (257, 353596), (436, 208427), (514, 176798), (811, 112052), (1028, 88399), (1622, 56026), (3244, 28013)]